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Loss Reclassified From AOCI for Commodity Contracts (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 30, 2017 | Dec. 31, 2016 | Jan. 02, 2016
Accumulated Other Comprehensive Income Loss [Line Items] |  |  |  |
Net of tax |  | $ 1,367 | $ 3,399 | $ 5,413
Derivative Instruments |  |  |  |
Accumulated Other Comprehensive Income Loss [Line Items] |  |  |  |
Gross loss reclassified from AOCI into income | [1] | 2,222 | 5,528 | 8,801
Tax benefit | [1] | (855) | (2,129) | (3,388)
Net of tax | [1] | 1,367 | 3,399 | 5,413
Commodity Contract | Derivative Instruments |  |  |  |
Accumulated Other Comprehensive Income Loss [Line Items] |  |  |  |
Gross loss reclassified from AOCI into income | [1],[2] | 2,080 | 5,307 | 8,551
Tax benefit |  | (801) | (2,043) | (3,292)
Net of tax |  | $ 1,279 | $ 3,264 | $ 5,259
[1] | Amounts in parentheses indicate debits to determine net income.
[2] | Amounts are presented as an adjustment to reconcile net income to net cash provided by operating activities on the Consolidated Statements of Cash Flows.

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